Improper Input Validation Affecting qemu-kvm package, versions <10:1.5.3-86.el7


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
46.8% (98th percentile)

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  • Snyk IDSNYK-CENTOS7-QEMUKVM-2043479
  • published26 Jul 2021
  • disclosed27 Oct 2014

Introduced: 27 Oct 2014

CVE-2014-7815  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Centos:7 qemu-kvm to version 10:1.5.3-86.el7 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream qemu-kvm package and not the qemu-kvm package as distributed by Centos. See How to fix? for Centos:7 relevant fixed versions and status.

The set_pixel_format function in ui/vnc.c in QEMU allows remote attackers to cause a denial of service (crash) via a small bytes_per_pixel value.

CVSS Scores

version 3.1